Objects in the image:
category: person
category: person
category: truck
category: truck
category: person
category: truck

Guessing-game dialogue about one of the objects:
q: Is it a person?
a: No
q: is it a vehicle?
a: Yes
q: is it in the three white?
a: Yes
q: is it the middle one?
a: No
q: is it the front?
a: N/A
q: in the right end?
a: No
q: in the left end?
a: Yes